CN115782092B - Injection molding device for producing plastic bottle caps - Google Patents

Abstract

The invention discloses an injection molding device for producing a plastic bottle cap, and relates to the technical field of plastic bottle cap injection molding. The injection molding device for producing the plastic bottle caps comprises a pressing device, wherein two bottle cap molds are fixedly connected to the inner wall of the pressing device, a shell is fixedly connected to the outer wall of the pressing device, an extractor is fixedly connected to the outer wall of the pressing device, a mixing device is fixedly connected to the inner wall of the shell, and the extractor is fixedly connected to the outer wall of the mixing device. This a device of moulding plastics for producing plastics bottle lid sets up in handling the storehouse bottom through sending into the machine, sends into the machine and at the produced impact force of instillation liquid in-process, and liquid impact force makes the raw and other materials of handling in the storehouse take place to turn over and gush, has avoided raw and other materials to pile up the interior bottom in handling the storehouse, and the impact of liquid also can make raw and other materials take place to rise moreover, has accelerateed the mixture of raw and other materials and liquid.

Description

An injection molding device for producing plastic bottle caps

technical field

The invention relates to the technical field of injection molding of plastic bottle caps, in particular to an injection molding device for producing plastic bottle caps.

Background technique

Plastic caps are a common form of packaging for bottles, cans, and barrels, especially in the beverage, chemical, and pharmaceutical fields. They can be divided into breathable plastic caps and air-impermeable plastic caps according to their uses. Made of injection molding;

Citing the national patent of patent number CN103302822B, this patent discloses an injection molding machine for producing plastic bottle caps, which belongs to the field of mold technology. It solves technical problems such as poor running stability of the injection molding machine in the prior art. The injection molding machine includes a machine base on which a fixed platen and a movable platen are arranged. The fixed platen and the movable platen are connected by pull rods. The movable platen and the fixed platen are closed to form several mold cavities for forming plastic bottle caps. After the cap is formed, the opening of the plastic bottle cap is set outward. The injection molding machine also includes a pick-up device. The pick-up device includes a pick-up plate. The pick-up plate is provided with a clamping structure that can fix or loosen the plastic bottle cap. , the frame is fixed with a lifting mechanism that can drive the pick-up plate for lifting and reciprocating movement, and a material box for holding plastic bottle caps is also set on the frame, and a material box for detecting plastic bottle caps is installed on the frame. A demoulding detection device for whether the cover has completely fallen off from the cavity;

The above-mentioned patent is provided with a demoulding detection device for detecting whether the plastic bottle caps are completely detached from the mold cavity, but before the injection molding process, the mixing of raw materials is insufficient, which will lead to blockage of the pressing device, and will lead to low production quality of the bottle caps .

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides an injection molding device for producing plastic bottle caps, so as to solve the problems raised in the background art above.

In order to achieve the above object, the present invention is achieved through the following technical solutions: an injection molding device for producing plastic bottle caps, including a pressing device, the inner wall of the pressing device is fixedly connected with two bottle cap molds, the pressing device The outer wall of the closing device is fixedly connected with a casing, the outer wall of the pressing device is fixedly connected with an extraction machine, the inner wall of the casing is fixedly connected with a mixing device, the extraction machine is fixedly connected with the outer wall of the mixing device, and the pressing device is a commercially available The existing device on the machine can add material to the mold;

The mixing device includes:

A processing bin, the processing bin is a square structure, the processing bin is fixedly installed on the inner wall of the housing, the outer wall of the housing is fixedly connected with a slide rail at the position of the processing bin, and the processing bin is used to place injection molding raw materials and then stir them;

Electric slider, the electric slider is a square structure, the inner wall of the electric slider is slidingly connected with the outer wall of the slide rail, the outer wall of the electric slider is fixedly connected with a cross bar, and the cross bar is located on the top of the processing chamber, The electric slider moves on the slide rail to drive the cross bar to move;

A riser, the riser is a plate-shaped structure, the top of the riser is inserted into the outer wall of the cross bar, the outer wall of the riser is provided with a through hole, and the riser squeezes the raw material.

Preferably, the outer wall of the riser is provided with holes on both sides of the passage hole, the limit rods are inserted into the holes of the riser, and the width of the riser matches the width of the inner wall of the processing chamber.

Preferably, a second spring is fixedly connected between the limit rod and the vertical plate, and a filter plate is fixedly connected to the outer wall of the limit rod, and the filter plate is plugged into the passing hole, and the filter plate plays a role of filtering. Effect.

Preferably, the extraction machine includes an extraction pipe, one end of the extraction pipe is fixedly connected to the outer wall of the extraction machine, the other end of the extraction pipe is located inside the processing chamber, the inner wall of the processing chamber is fixedly connected to a heater, and the heater For existing devices on the market, the material is heated.

Preferably, a vibrating device is fixedly connected to the outer wall of the riser, and the vibrating device includes a restriction groove, which is set at the upper left end of the riser, and a telescopic rod is inserted inside the restriction groove, and the telescopic A first spring is fixedly connected between the rod and the limiting groove, a bearing is fixedly connected to the top of the telescopic rod, a roller is rotatably connected to the outer wall of the bearing, and a protruding block is fixedly connected to the position close to the roller on the top of the processing chamber , the rollers are in movable contact with the protruding block, and the vibrating device has the effect of vibrating, thereby driving the vibrating of the vertical plate.

Preferably, the outer wall of the riser is fixedly connected with an arc rod, the bottom of the arc rod is fixedly connected with an oblique rod, the bottom of the arc rod is also fixedly connected with a stirring rod, and the bottom of the arc rod A conical plate is also fixedly connected, and the conical plate extrudes the material.

Preferably, a round rod is fixedly connected to the bottom of the vertical board, and a conical block is sleeved on the outer wall of the round rod, and a third spring is fixedly connected between the conical block and the vertical board, and the spring acts as an elastic force. effect.

Preferably, the bottom of the processing chamber is fixedly connected with a mixed liquid feeding device, and the mixed liquid feeding device includes a feeder, the top of the feeder is plugged into the bottom of the processing chamber, and the feeder The bottom of the storage box is fixedly connected with a storage box, the outer wall of the storage box is fixedly connected with the outer wall of the shell, the top of the storage box is hinged with a top cover, and a certain amount of mixed liquid is stored in the storage box in advance.

The invention provides an injection molding device for producing plastic bottle caps. Has the following beneficial effects:

1. The injection molding device used to produce plastic bottle caps is installed at the bottom of the processing chamber through the feeding machine. The impact force generated by the feeding machine during the process of infusing liquid will cause the raw materials in the processing chamber to surge, avoiding The raw materials are piled up at the inner bottom of the processing chamber, and the impact of the liquid will also cause the raw materials to rise, which accelerates the mixing of raw materials and liquid, and accelerates the mixing of raw materials and liquid.

2. The injection molding device used to produce plastic bottle caps moves on the slide rail through the electric slider. The movement of the electric slider drives the vertical plate to squeeze the materials in the processing chamber, so that the materials are mixed, and the movement of the vertical plate also It will drive the movement of the conical block to scoop up the material, and vibrate the roller and the raised block. The kinetic energy setting of an electric slider produces multiple effects. The generation of multiple effects accelerates the mixing efficiency of raw materials and liquids.

3. The injection molding device used to produce plastic bottle caps squeezes the raw materials and liquid to move towards the heater through the vertical plate. After the distance between the raw materials and the heater becomes closer, the heater can fully heat the raw materials, and the vertical The plate is continuously pressed back and forth, so that the raw material is in contact with the heater for many times, and under the continuous extrusion of the vertical plate, each raw material will be heated to ensure that the raw material is fully heated, and it is repeatedly contacted with the heater contact, thereby accelerating the acceleration efficiency of the raw materials. The bottom of the conical block is attached to the inner bottom of the processing chamber, and the conical block is shoveled onto the raw materials in the processing chamber. According to the inclination setting of the conical block, the conical block The slope will drive the raw materials to rise to a certain extent, reduce the accumulation of raw materials, ensure the full mixing of raw materials, avoid the accumulation of raw materials at the bottom, accelerate the mixing of raw materials and ensure the full mixing of materials.

4. The injection molding device used to produce plastic bottle caps filters the raw materials through the filter plate, so that the melted raw materials pass through the filter plate to ensure that the materials sucked by the extraction pipe are completely melted. Under the elasticity of the spring, the filter plate is squeezed out, and the remaining raw materials are poured out after the filter plate is stretched out, so that the raw material is heated and melted again, which prevents the raw material from blocking the filter plate and ensures that the filter plate continues to filter the material.

5. The injection molding device used to produce plastic bottle caps will drive the rollers to follow the movement during the movement of the vertical plate. The collision between the roller and the raised block will drive the vertical plate to vibrate. When the vertical plate vibrates, it will drive the filter plate to shake and accelerate. The raw materials in the filter plate are poured out, and when the vertical plate is driven to vibrate, it will also drive the stirring rod to follow the vibration. Mixing of liquids.

6. The injection molding device used to produce plastic bottle caps is set with a diagonal line through the stirring rod and the inclined rod, so when the stirring rod moves in the processing chamber, the stirring rod is squeezed by the raw material, thereby reducing the pitch of the stirring rod and shrinking , when the stirring rod is extruded by the raw material, the mutual extrusion between the stirring rod and the material makes the material mix, and the oblique setting of the stirring rod and the oblique rod will drive some raw materials to move along the oblique direction, so that the middle and lower parts of the processing chamber The material rises and then fully mixes with the material in the upper part of the processing chamber.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the axial side of the present invention;

Fig. 2 is a schematic diagram of the three-dimensional structure of the back side of the present invention;

Fig. 3 is a schematic diagram of the explosion structure of the mixing device of the present invention;

Fig. 4 is the partial structure schematic diagram of mixing device of the present invention;

Fig. 5 is a schematic diagram of the front sectional structure of Fig. 4 of the present invention;

Fig. 6 is a schematic diagram of the enlarged structure of part A in Fig. 5 of the present invention;

Fig. 7 is a schematic diagram of the partial structure of the tapered plate of the present invention;

Fig. 8 is a schematic diagram of a three-dimensional top view of the mixing device of the present invention;

Fig. 9 is a schematic diagram of a further process structure of Fig. 8 of the present invention;

Fig. 10 is a schematic diagram of the enlarged structure of part B in Fig. 8 of the present invention;

Fig. 11 is a schematic diagram of the enlarged structure of part D in Fig. 9 of the present invention;

Fig. 12 is a schematic diagram of the partial structure of the stirring rod of the present invention.

In the figure: 1. Pressing device; 2. Bottle cap mold; 3. Shell; 4. Extractor; 41. Extraction tube; 42. Heater; 5. Mixing device; 51. Processing chamber; 52. Electric slider; 53. Slide rail; 54. Crossbar; 55. Mixed solution feeding device; 551. Top cover; 552. Feeding machine; 553. Storage box; 56. Vibration device; 561. Roller; 562. Raised block; 563 , limiting groove; 564, expansion rod; 565, first spring; 566, bearing; 57, arc rod; 58, stirring rod; 59, inclined rod; 510, conical plate; 511, second spring; 513, filter plate; 514, vertical plate; 515, through hole; 516, round bar; 517, the third spring; 518, tapered block.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Examples of the described embodiments are shown in the drawings, wherein like or similar reference numerals designate like or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

Embodiment one

Please refer to Fig. 1-Fig. 7, the present invention provides a kind of technical solution: a kind of injection molding device for producing plastic bottle caps, comprises pressing device 1, and the inner wall of pressing device 1 is fixedly connected with two bottle cap molds 2, The outer wall of the pressing device 1 is fixedly connected with a shell 3, the outer wall of the pressing device 1 is fixedly connected with an extractor 4, the inner wall of the shell 3 is fixedly connected with a mixing device 5, and the extracting machine 4 is fixedly connected with the outer wall of the mixing device 5;

Mixing device 5 comprises:

Processing bin 51, processing bin 51 is a square structure, processing bin 51 is fixedly installed on the inner wall of shell 3, the outer wall of shell 3 is located at the position of processing bin 51 and is fixedly connected with slide rail 53, and processing bin 51 is used for placing injection molding raw materials and then stirring;

Electric slider 52, the electric slider 52 is a square structure, the inner wall of the electric slider 52 is slidingly connected with the outer wall of the slide rail 53, and the outer wall of the electric slider 52 is fixedly connected with a crossbar 54, and the crossbar 54 is located at the bottom of the processing chamber 51. At the top, the electric slider 52 moves on the slide rail 53, driving the cross bar 54 to move;

Riser 514, the riser 514 is a plate-shaped structure, the top of the riser 514 is plugged into the outer wall of the cross bar 54, the outer wall of the riser 514 is provided with a through hole 515, and the riser 514 extrudes the raw material;

During use, the bottle cap mold 2 is installed on the pressing device 1, and the top of the bottle cap mold 2 is equipped with a connecting port, and the pressing device 1 is connected and injected into the bottle cap mold 2 through the connecting port of the bottle cap mold 2, so that the bottle cap Formed, the extraction machine 4 is respectively connected to the pressing device 1 and the extraction pipe 41, and then connected to the processing chamber 51 through the extraction pipe 41, the heater 42 is powered on to heat the processing chamber 51, and the required mixed liquid is added to the storage tank In 553, the top cover 551 is closed on the storage box 553, and the feeding machine 552 is respectively connected to the storage box 553 and the bottom of the processing chamber 51, and the feeding machine 552 extracts the liquid in the storage box 553 and discharges it into the processing chamber 51, so that the liquid is mixed. In the raw material, the heater 42 is activated to melt the raw material, and when the feeder 552 pours the liquid into the processing chamber 51, the raw material in the processing chamber 51 is stirred, which accelerates the mixing of the raw material and the liquid, and the electric slider 52 is energized Start, the electric slider 52 moves on the slide rail 53, the electric slider 52 drives the cross bar 54 to move along with it during the moving process, the vertical plate 514 is set on the cross bar 54, and will drive the vertical plate 514 during the movement of the cross bar 54 Following the movement, during the moving process of the vertical plate 514, the raw material and the liquid in the extrusion processing chamber 51 move towards the direction of the heater 42. After the distance between the raw material and the heater 42 becomes closer, the heater 42 is fully heated to the raw material. Under the continuous extrusion of the vertical plate 514, each raw material will be heated to a certain temperature. When the vertical plate 514 moves, it will drive the conical block 518 to follow the movement. The elastic length of the third spring 517 is smaller than that of the conical block 518 and the vertical plate 514. The distance between them, the pulling of the third spring 517 to the conical block 518, and then the bottom of the conical block 518 is attached to the inner bottom of the processing chamber 51, and the conical block 518 is shoveled on the raw material in the processing chamber 51, according to The inclination of the conical block 518 is set, and the inclination of the conical block 518 will drive the raw materials to rise to a certain extent, reducing the accumulation of raw materials.

Embodiment two

Please refer to Figure 1-Figure 11, on the basis of Embodiment 1, the present invention provides a technical solution:

The outer wall of the riser 514 is located on both sides of the passage hole 515 and has holes, and the limit rod 512 is plugged into the hole of the riser 514;

A second spring 511 is fixedly connected between the limit rod 512 and the vertical plate 514, and a filter plate 513 is fixedly connected to the outer wall of the limit rod 512, and the filter plate 513 is inserted into the passage hole 515;

The extraction machine 4 includes an extraction pipe 41, one end of the extraction pipe 41 is fixedly connected to the outer wall of the extraction machine 4, the other end of the extraction pipe 41 is located inside the processing chamber 51, and the inner wall of the processing chamber 51 is fixedly connected with a heater 42;

The outer wall of the vertical plate 514 is fixedly connected with a vibrating device 56. The vibrating device 56 includes a restricting groove 563. The restricting groove 563 is opened at the upper left end of the vertical plate 514. A telescopic rod 564 is inserted in the restricting groove 563. The telescopic rod 564 and the restricting groove 563 is fixedly connected with a first spring 565, the top of the telescopic rod 564 is fixedly connected with a bearing 566, the outer wall of the bearing 566 is rotatably connected with a roller 561, and the top of the processing chamber 51 is fixedly connected with a raised block 562 near the position of the roller 561. The roller 561 is in movable contact with the raised block 562;

The bottom of the riser 514 is fixedly connected with a round rod 516, the outer wall of the round rod 516 is sleeved with a conical block 518, and a third spring 517 is fixedly connected between the conical block 518 and the riser 514;

The bottom of the processing chamber 51 is fixedly connected with a mixed liquid feeding device 55, and the mixed liquid feeding device 55 includes a feeder 552. The top of the feeder 552 is plugged into the bottom of the processing chamber 51, and the bottom of the feeder 552 is fixedly connected There is a storage box 553, the outer wall of the storage box 553 is fixedly connected with the outer wall of the shell 3, and the top of the storage box 553 is hinged with a top cover 551;

When in use, the filter plate 513 is located in the passing hole 515, and the filter plate 513 is pressed onto the raw material following the movement of the vertical plate 514, and the melted raw material will pass through the gap in the filter plate 513, and after being squeezed once by the vertical plate 514, it will When moving back, the limit rod 512 moves in the hole of the vertical plate 514, and the filter plate 513 is squeezed out under the elasticity of the second spring 511. After the filter plate 513 is stretched out, the remaining raw materials are poured out, so that the raw materials are heated and melted again During the movement of the vertical plate 514, the roller 561 will be driven to follow the movement. The telescopic rod 564 is inserted into the restriction groove 563, and the elastic pull of the first spring 565 makes the roller 561 stick to the processing chamber 51. During the movement of the roller 561 and The raised block 562 hits, and the top of the vertical plate 514 is set on the outer wall of the cross bar 54, so the impact of the roller 561 and the raised block 562 will drive the vertical plate 514 to vibrate, and when the vertical plate 514 vibrates, the filter plate 513 will be driven to shake and accelerate. The raw material in the filter plate 513 is poured out.

Embodiment Three

Please refer to Figure 1-Figure 12, on the basis of Embodiment 1 and Embodiment 2, the present invention provides a technical solution:

The outer wall of vertical plate 514 is fixedly connected with arc rod 57, and the bottom of arc rod 57 is fixedly connected with oblique rod 59, and the bottom of arc rod 57 is also fixedly connected with stirring rod 58, and the bottom of arc rod 57 is also fixedly connected with conical plate 510;

When in use, the arc rod 57 is installed on the vertical plate 514, following the movement of the vertical plate 514, the oblique rod 59 follows the movement of the arc rod 57, and the oblique rod 59 follows the movement to stir the raw materials in the processing bin 51 to accelerate the raw materials. Mixing, the stirring rod 58 and the inclined rod 59 are all set with oblique lines, so when the stirring rod 58 moves in the processing chamber 51, the stirring rod 58 is squeezed by the raw material, and then the pitch of the stirring rod 58 is reduced and shrinks. When the raw material is squeezed, the stirring rod 58 will also be squeezed onto the raw material, and the vibration generated by the roller 561 and the raised block 562 will drive the stirring rod 58 to follow the vibration. The stirring rod 58 accelerates the mixing of the raw material and the liquid. The conical plate 510 follows the movement of the arc-shaped rod 57 to squeeze the raw materials in the processing chamber 51. The conical plate 510 is set in a conical shape, and the end of the conical plate 510 is hollow, so after being squeezed by the conical plate 510 The liquid will move towards the hollow position of the conical plate 510, so that the liquid is mixed again.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (2)

1. The utility model provides a device of moulding plastics for producing plastics bottle lid, includes compression fittings (1), its characterized in that: the inner wall of the pressing device (1) is fixedly connected with two bottle cap molds (2), the outer wall of the pressing device (1) is fixedly connected with a shell (3), the outer wall of the pressing device (1) is fixedly connected with an extractor (4), the inner wall of the shell (3) is fixedly connected with a mixing device (5), and the extractor (4) is fixedly connected with the outer wall of the mixing device (5);

the mixing device (5) comprises:

the processing bin (51) is of a square structure, the processing bin (51) is fixedly mounted on the inner wall of the shell (3), a sliding rail (53) is fixedly connected to the position, located on the processing bin (51), of the outer wall of the shell (3), and the processing bin (51) is used for placing injection molding raw materials and further stirring the injection molding raw materials;

the electric sliding block (52) is of a square structure, the inner wall of the electric sliding block (52) is connected with the outer wall of a sliding rail (53) in a sliding mode, a cross rod (54) is fixedly connected to the outer wall of the electric sliding block (52), the cross rod (54) is located at the top of the treatment bin (51), and the electric sliding block (52) moves on the sliding rail (53) and further drives the cross rod (54) to move along with the movement;

a vertical plate (514), the vertical plate (514) is a plate-shaped structure, the top of the vertical plate (514) is inserted into the outer wall of the cross rod (54), the outer wall of the vertical plate (514) is provided with a through hole (515), the vertical plate (514) is used for extruding raw materials, the outer wall of the vertical plate (514) is positioned at two sides of the through hole (515) and is provided with a hole, the vertical plate (514) is inserted into the hole of the through hole (515) to form a limiting rod (512), a second spring (511) is fixedly connected between the limiting rod (512) and the vertical plate (514), the outer wall of the limiting rod (512) is fixedly connected with a filter plate (513), the filter plate (513) is inserted into the through hole (515), the extractor (4) comprises an extraction pipe (41), one end of the extraction pipe (41) is fixedly connected with the outer wall of the extractor (4), the other end of the extraction pipe (41) is positioned inside the processing chamber (51), the inner wall of the processing chamber (51) is fixedly connected with a heater (42), the outer wall of the vertical plate (514) is fixedly connected with a vibration device (56), the vibration device (56) comprises a limiting groove (563), the limiting groove is arranged between the upper end of the limiting groove (563) and a limiting groove (565) is connected with a first telescopic rod (564) which is arranged inside the telescopic rod (564), the top fixedly connected with bearing (566) of telescopic link (564), the outer wall of bearing (566) rotates and is connected with gyro wheel (561), handle storehouse (51) top and be close to in the protruding piece (562) of position fixedly connected with of gyro wheel (561), gyro wheel (561) and protruding piece (562) movable contact, the outer wall fixedly connected with arc pole (57) of riser (514), the bottom fixedly connected with down tube (59) of arc pole (57), the bottom of arc pole (57) is fixedly connected with puddler (58) still, the bottom of arc pole (57) is fixedly connected with tapered plate (510) still, the bottom fixedly connected with round bar (516) of riser (514), the outer wall of round bar (516) has cup jointed tapered block (518), fixedly connected with third spring (517) between tapered block (518) and riser (514).

2. An injection molding apparatus for producing plastic bottle caps according to claim 1, wherein: the bottom of the treatment bin (51) is fixedly connected with a mixed liquor feeding device (55), the mixed liquor feeding device (55) comprises a feeding machine (552), the top of the feeding machine (552) is inserted into the bottom of the treatment bin (51), the bottom of the feeding machine (552) is fixedly connected with a storage box (553), the outer wall of the storage box (553) is fixedly connected with the outer wall of the shell (3), and the top of the storage box (553) is hinged with a top cover (551).

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